The Titanium Field Guide

Hamilton Khaki Field Titanium Auto 42mm

H70545550

The Hamilton Khaki Field Titanium Auto 42mm is a current-production field watch with a Titanium (grade undisclosed) case, finished with brushed. At 64 g it sits around the middle for field watches in the guide, and is priced well above the $550 median for the category. Nothing touching the skin is nickel-bearing steel, verified across the case, caseback and bracelet.

Titanium field watchesUnder $3,000LightweightLightest, rankedTitanium bracelet availableDisplay back
Price
$1,195
Titanium
Titanium (grade undisclosed)
Weight
64 g
Water resistance
100 m
Nickel-free
Yes
Reference
H70545550
Type
Field
Case diameter
42.0 mm
Thickness
11.45 mm
Lug-to-lug
52 mm
Origin
Switzerland
Movement
Automatic
Caliber
Hamilton H-10 (ETA C07.611 base)
Power reserve
80 h
Complications
Date
Case shape
Round
Case colour
Natural / grey
Finish technology
Natural finish
Surface treatment
Brushed
Caseback
Titanium
Bracelet / strap
Titanium bracelet or strap
Titanium bracelet
Optional (or strap)
Crystal
Sapphire
Display back
Yes
Dial
Black, blue, or green
Dial colours
Black Blue Green
Lume
Super-LumiNova
Availability
Offered
Status
Current
High confidence Verified Jul 2026 Source: Monochrome Maker / listing ↗
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Head to head: Khaki Field Titanium Auto 42mm vs Formex Field Automatic (Titanium) →

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Frequently asked questions

Is the Hamilton Khaki Field Titanium Auto 42mm nickel-free?

Yes. Nothing nickel-bearing touches the skin: a Titanium (grade undisclosed) case with a titanium caseback, plus a non-steel crown and strap. The Titanium Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

What grade of titanium is the Hamilton Khaki Field Titanium Auto 42mm?

The Hamilton Khaki Field Titanium Auto 42mm has a Titanium (grade undisclosed) case with a titanium caseback. This is confirmed against the maker spec.

What size is the Hamilton Khaki Field Titanium Auto 42mm?

It is 42.0 mm in diameter, 11.45 mm thick, 52 mm lug to lug, and water resistant to 100 m.

How much does the Hamilton Khaki Field Titanium Auto 42mm weigh?

About 64 g.

How much does the Hamilton Khaki Field Titanium Auto 42mm cost, and is it available?

It is current-production and lists from $1,195.

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